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4-Methylumbelliferyl acetate

Name: 4-Methylumbelliferyl acetate
Brand: SIGMA

esterase substrate

Synonym(s):

MU-Ac

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About This Item

Empirical Formula (Hill Notation):

C₁₂H₁₀O₄

CAS Number:

2747-05-9

Molecular Weight:

218.21

UNSPSC Code:

12352204

NACRES:

NA.32

PubChem Substance ID:

24896576

EC Number:

220-386-6

Beilstein/REAXYS Number:

189667

MDL number:

MFCD00006865

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Properties

Quality Segment

100

assay

≥98% (TLC)

form

powder

mp

149-150 °C (lit.)

solubility

chloroform: 100 mg/mL, clear, colorless

fluorescence

λ_ex 312 nm in methanol, λ_ex 360 nm; λ_em 499 nm (Reaction product)

storage temp.

−20°C

SMILES string

CC(=O)Oc1ccc2C(C)=CC(=O)Oc2c1

InChI

1S/C12H10O4/c1-7-5-12(14)16-11-6-9(15-8(2)13)3-4-10(7)11/h3-6H,1-2H3

InChI key

HXVZGASCDAGAPS-UHFFFAOYSA-N

Description

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This Item	M7633	19362	A9965
Sigma-Aldrich M0883 4-Methylumbelliferyl acetate	Sigma-Aldrich M7633 4-Methylumbelliferyl α-D-galactopyranoside	Sigma-Aldrich 19362 4-Methylumbelliferyl butyrate	Sigma-Aldrich A9965 N-Acetyl-Tyr-Val-Ala-Asp-7-amido-4-trifluoromethylcoumarin
assay ≥98% (TLC)	assay ≥98% (TLC)	assay ≥95% (HPCE)	assay ≥95% (HPLC)
solubility chloroform: 100 mg/mL, clear, colorless	solubility water: 50 mg/mL, clear, colorless to very faintly yellow	solubility DMF: soluble, DMSO: soluble	solubility -
Quality Level 100	Quality Level 200	Quality Level 100	Quality Level 200
form powder	form powder	form powder or crystals	form powder
storage temp. −20°C	storage temp. −20°C	storage temp. −20°C	storage temp. −20°C
fluorescence λ_ex 312 nm in methanol, λ_ex 360 nm; λ_em 499 nm (Reaction product)	fluorescence λ_ex 317 nm; λ_em 374 nm (pH 9.1), λ_ex 360 nm; λ_em 449 nm (Reaction product)	fluorescence λ_ex 312 nm in methanol, λ_ex 360 nm; λ_em 449 nm (Reaction product), λ_ex 365 nm; λ_em 445 nm in 0.1 M Tris pH 8.0 (Lipase)	fluorescence -

pictograms

GHS07

signalword

Warning

hcodes

H315,H319,H335

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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